Overfill protection for containers with Ex approval
Level sensors type T-20_.F... are
approved by the DIBt (German
Institute for Structural Engineering) as liquid level limit switches for the overcharge protection of containers for storing water-dangerous liquids.
Connection
Box
:
Ex-Polyester
Box
:
Ex-Aluminium
Properties
Protection class EN60529
:
IP 65
connection thread
:
G2"
Union nut
:
G 2¾"
Guide tube length
:
max. 6 m
Operating temperature
:
-20…+60 °C
Operating pressure
:
max. 6 bar je nach Ausführung
media density
:
ρ ≥ 0,72 g/cm³ (je nach Schwimmertyp)
Switching hysteresis
:
2 mm
Switching point tolerance
:
max. 2 mm
Resistance value
Operational readiness
:
ca. 1 kΩ
overfill alarm
:
ca. 12 kΩ
Switching time
:
ca. 20 ms
Ex-protection
:
siehe Baumusterprüfbescheinigung
CE marking
:
siehe Konformitätserklärung
EE-24
Ex-Electrode-single with integrated safety barrier
When using a threshold detection electrode with integrated safety barrier, exceeding or falling below a threshold in conductive fluids in Ex-Zone 0 (category 1) can be detected.
Properties
connection thread
:
G 1/2” Standard | G 3/4” | G1”
Cable
:
TPK (Standard) | SIL (Silikon) | FEP (Teflon)
rod length
:
max. 6.000 mm
Operating pressure
:
max. 40 bar
Material
electrode body
:
Edelstahl 1.4571
Process connection
:
Edelstahl 1.4571
Coating
:
PTFE
electrode rod
:
Edelstahl 1.4571
on request
:
Hastelloy C | Tantal
TK-307
Stainless steel level sensor
T30... continuous magnetic immersible probes are used for quasi-acquisition of the filling level in containers with liquid media.
Technical Data
Connection housing
:
Aluminium H 30 mm x B 50 mm x T 45 mm
Connection socket
:
Polyester H 55 mm x B 80 mm x T 45 mm
Protection class socket / plug
:
IP 65
Sliding tube length
:
max. 6000 mm
Operating temperature
:
max. 130 °C
Resolution depending on type
:
7,5 mm | 10 mm | 15 mm | 20 mm | 1% | 2% | 5%
Mounting
:
2 Schlauchschellen
Accessories
:
R/I-Wandler TK-101
DSM2420
Sensor for simultaneous measuring flow velocity and filling level
The DSM2420 sensor is a combined sensor for simultaneous measuring flow velocity and level in open or accessible closed channels of all types and shapes.
Properties
Dimensions
:
180 x 48 x 36,5 mm ( L x B x H )
Weight
:
ca. 1,5 kg
Protection class
:
IP68
Cable length (standard)
:
15 m
Bending radius
:
> 10 x D (Kabeldurchmesser 6,25mm) = > 62,5mm
Temperature range
:
0°C ... 50°C
Mounting shoe material
:
V2A 1,5mm
Certificates
EX / ATEX
:
IBExU 04 ATEX 1256
Measuring principle
Flow velocity: Ultrasonic Doppler
:
Filling level: Differential pressure
:
Flow velocity
Measuring range
:
0,01 - 4 m / s
Measuring accuracy
:
+/- 5 % vom Momentanwert im Kanal
Temperature drift
:
0,1% / °C ( Meßspanne )
Temperature drift
:
0,05% / °C ( Nullpunkt )
Output signal
:
4 - 20 mA
Filling level
Measuring ranges
:
0 –1 m ; 0 – 2 m ; 0 – 4 m
Measuring accuracy
:
< 0,2% v.E. Summe aus Nichtlinearität, Hysterese und Wiederholbarkeit
Temperature drift
:
0,005% / °C v.E. Meßspanne
Temperature drift
:
0,005% / °C v.E. Nullpunkt
Material
:
Al2O3 (96%) aktive Fläche
Output signal
:
4 – 20 mA
Zero point
:
norm 4 mA ( +/- 3 % )
TK-304
Level transmitter for Ex-Zone 0 (Cat.1)
T30... continuous magnetic immersible probes are used for quasi-acquisition of the filling level in containers with liquid media.
Technical Data
connection
:
Dose
Protection class Socket
:
IP 65
Float type
:
03, 04, 09
Sliding tube length
:
max. 6000 mm
Operating temperature
:
max. 135 °C
Operating pressure
:
max. 20 bar (Kugel) max. 15 bar (Zylinder)
Resolution
:
7,5 mm | 10 mm
Accessories
:
R/I-Wandler TK-101
MaterialDensity
Type 03
:
0,75 g/cm³
Type 04
:
0,65 g/cm³
Type 09
:
0,76 g/cm³
ViscoScope® VA-100
Inline Viscometer
Maintenance-free inline viscosity sensor for precise and reliable real-time measurement of viscosity directly in the process.
Properties
Material
:
1.4571 / 1.4404 (316Ti / 316L)
Protection class
:
IP65
Process temperature
:
-10°C … +130°C | (integriertes Pt100 im Messfühler)
max. process pressure
:
Vakuum ... 64 bar
Process connections
:
NPT | M48 | Varivent® | Tri-Clamp
Cable length sensor - transmitter
:
Max. 1.000 Meter
max. flow velocity
:
5 m / sec
Ex approval
:
II 1/2G Ex ia IIC T6...T3 Ga/Gb | (optional)
Sensor types
Sphere
:
VA-100B
Cylinder
:
VA-100C
Repeatability
VA-100B
:
± 0,5% | ± 1 Digit
VA-100C
:
± 0,3% | ±1 Digit
Measuring ranges
VA-100B
:
0,1 - 2.500 mPa·s x g/cm³
VA-100C
:
10 - 25.000 mPa·s x g/cm³
Probe dimensions
VA-100B
:
Ø 32 x 145 mm
VA-100C
:
Ø 32 x 120 mm
installation positions
Reservoir
:
tanks
:
Pipe
:
flow cell
:
Installation is position-independent
:
T204
Magnetic immersion probe made of stainless steel (1.4571)
For use with highly aggressive liquid media to detect level limit values in containers. Suitable for use in hazardous areas, zone 0 (category 1).
Properties
connection
:
Polyesterdose | Aluminiumdose
Protection class EN60529
:
IP 65 Anschlussdose
connection thread
:
G1 1/2" | G2"
Sliding tube length
:
max. 6000 mm (Rohr Ø 12 mm)
Operating pressure
:
max. 20 bar (Kugel) | max. 15 bar (Zylinder)